Your search for "Muscle Sliver" revealed the following:
Sliver Overlord (SCG) from Scourge, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Tony Szczudlo Card Text:3: Search your library for a Sliver card, reveal that card, and put it into your hand. Then shuffle your library.3: Gain...
Scuttling Sliver (MH1) from Modern Horizons, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Mike Bierek Card Text:Sliver creatures you control have "2: Untap this creature."
Ghostflame Sliver (Foil) (TSP) from Time Spiral, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Luca Zontini Card Text:All Slivers are colorless.
Steelform Sliver (M14) from Magic 2014, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Chase Stone Card Text:Sliver creatures you control get +0/+1.
Fury Sliver - TSP Reprint (PLST) from The List, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Paolo Parente Card Text:All Slivers have double strike.
Syphon Sliver (Foil) (M14) from Magic 2014, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Tyler Jacobson Card Text:Sliver creatures you control have lifelink. (Damage dealt by a Sliver creature you control also causes you to gain that...
Frenetic Sliver (Foil) (PLC) from Planar Chaos, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Luca Zontini Card Text:All Slivers have "0: If this creature is in play, flip a coin. If you win the flip, remove this...
Enduring Sliver (Foil) (MH1) from Modern Horizons, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Josh Hass Card Text:Outlast 2 (2, T: Put a +1/+1 counter on this creature. Outlast only as a sorcery.)Other sliver creatures you control...
Sentinel Sliver (CMM) from Commander Masters, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Lucas Graciano Card Text:Sliver creatures you control have vigilance.
Magma Sliver (LGN) from Legions, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Wayne England Card Text:All Slivers have "T: Target Sliver gets +X/+0 until end of turn, where X is the number of Slivers in play."
Cloudshredder Sliver (Foil) (MH1) from Modern Horizons, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Filip Burburan Card Text:Sliver creatures you control have flying and haste.
Lavabelly Sliver (CMM) from Commander Masters, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Mark Behm Card Text:Silver creatures you control have "When this creature enters the battlefield, it deals 1 damage to target player or planeswalker and...
Bonescythe Sliver (M14) from Magic 2014, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Trevor Claxton Card Text:Sliver creatures you control have double strike. (They deal both first-strike and regular combat damage.)
Dementia Sliver (Foil) (TSP) from Time Spiral, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Una Fricker Card Text:All Slivers have "T: Name a card. Target opponent reveals a card at random from his or her hand. If...
Root Sliver (LGN) from Legions, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Matt Thompson Card Text:Root Sliver can't be countered.Sliver spells can't be countered.
Manaweft Sliver - Surprise Slivers (Foil) (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Trevor Claxton Card Text: Surprise SliversSliver creatures you control have "T: Add one mana of any color."
Sentinel Sliver (M14) from Magic 2014, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Maciej Kuciara Card Text:Sliver creatures you control have vigilance. (Attacking doesn't cause them to tap.)
Clot Sliver (CMM) from Commander Masters, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Jeff Laubenstein Card Text:All Slivers have "2: Regenerate this permanent." (The next time this permanent would be destroyed, instead tap it, remove it from...
Heart Sliver (Foil) (H09) from Premium Deck Series: Slivers, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Ron Spencer Card Text:All Sliver creatures have haste.
Frenzy Sliver (Foil) (FUT) from Future Sight, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Glen Angus Card Text:All Sliver creatures have frenzy 1. (Whenever a Sliver attacks and isn't blocked, it gets +1/+0 until end of turn.)...
Spectral Sliver (Foil) (LGN) from Legions, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Pete Venters Card Text:All Slivers have "2: This creature gets +1/+1 until end of turn."
Might Sliver (CMM) from Commander Masters, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Jeff Miracola Card Text:All Sliver creatures get +2/+2.
Hollowhead Sliver (CMM) from Commander Masters, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Johan Grenier Card Text:Sliver creatures you control have "T, Discard a card: Draw a card."
Crystalline Sliver - STH Reprint (PLST) from The List, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Allen Williams Card Text:Slivers cannot be the target of spells or abilities.
Sliver Hive (Foil) (M15) from Magic 2015, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Igor Kieryluk Card Text:T: Add 1 to your mana pool.T: Add one mana of any color to your mana pool. Spend this mana...
Necrotic Sliver (Foil) (H09) from Premium Deck Series: Slivers, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Dave Allsop Card Text:All Slivers have "3, Sacrifice this permanent: Destroy target permanent."
Shadow Sliver - Surprise Slivers (Foil) (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Warren Mahy Card Text: Surprise SliversAll Sliver creatures have shadow.
Hibernation Sliver (Foil) (H09) from Premium Deck Series: Slivers, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Scott Kirschner Card Text:All Slivers have "Pay 2 life: Return this permanent to its owner's hand."
Necrotic Sliver (Foil) (PLC) from Planar Chaos, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Dave Allsop Card Text:All Slivers have "3, Sacrifice this creature: Destroy target permanent."
Sliversmith (Foil) (FUT) from Future Sight, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: John Avon Card Text:1, T, Discard a card: Put a 1/1 Sliver artifact creature token named Metallic Sliver into play.
Taunting Sliver (CMM) from Commander Masters, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Maxime Minard Card Text:Silver creatures you control have "When this creature enters the battlefield, goad target creature an opponent controls." (Until your next turn,...
Essence Sliver - Timeshifted (Foil) (TSB) from Time Spiral, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Glen Angus Card Text:Whenever a Sliver deals damage, its controller gains that much life.
Two-Headed Sliver (TSP) from Time Spiral, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Dany Orizio Card Text:All Slivers have "This creature can't be blocked except by two or more creatures."
Spitting Sliver (Foil) (PLC) from Planar Chaos, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Steve Ellis Card Text:All Slivers have first strike.
Brood Sliver - Surprise Slivers (Foil) (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Ron Spears Card Text: Surprise SliversWhenever a Sliver deals combat damage to a player, its controller may create a...
Mindlash Sliver (Foil) (TSP) from Time Spiral, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Jeff Miracola Card Text:All Slivers have "1, Sacrifice this creature: Each player discards a card."
Plague Sliver (Foil) (TSP) from Time Spiral, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Dave Allsop Card Text:All Slivers have "At the beginning of your upkeep, this creature deals 1 damage to you."
Toxin Sliver (Foil) (LGN) from Legions, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Lars Grant-West Card Text:Whenever a Sliver deals combat damage to a creature, destroy that creature. It can't be regenerated.
Spinneret Sliver (TSP) from Time Spiral, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: Michael Sutfin Card Text:All Slivers have "This creature can block as though it had flying."
Reflex Sliver (Foil) (PLC) from Planar Chaos, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: Luca Zontini Card Text:All Slivers have haste.
Gemhide Sliver (TSR) from Time Spiral Remastered, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: John Matson Card Text:All Slivers have "T: Add one mana of any color."
Cloudshredder Sliver - Retro Frame (Foil) (TSR) from Time Spiral Remastered, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Filip Burburan Card Text:Sliver creatures you control have flying and haste.
Sliver Overlord (Foil) (H09) from Premium Deck Series: Slivers, available at 401 Games Canada. Rarity: Mythic Rare Finish: Foil Artist: Tony Szczudlo Card Text:3: Search your library for a Sliver card, reveal that card, and put it into your hand....
Sidewinder Sliver - Surprise Slivers (Foil) (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Ron Spencer Card Text: Surprise SliversAll Slivers have flanking. (Whenever a creature without flanking blocks a Sliver, the blocking...
Synchronous Sliver (Foil) (PLC) from Planar Chaos, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: E. M. Gist Card Text:All Slivers have vigilance.
Belligerent Sliver (Foil) (M15) from Magic 2015, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Raymond Swanland Card Text:Sliver creatures you control have "This creature can't be blocked except by two or more creatures."
Homing Sliver - Surprise Slivers (Foil) (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Trevor Hairsine Card Text: Surprise SliversEach Sliver card in each player’s hand has slivercycling 3.Slivercycling 3
Cautery Sliver (Foil) (TSR) from Time Spiral Remastered, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Dany Orizio Card Text:All Slivers have "1, Sacrifice this permanent: This permanent deals 1 damage to any target."All Slivers have "1, Sacrifice...
Ward Sliver - Surprise Slivers (Foil) (SLD) from Secret Lair Drop, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Pete Venters Card Text: Surprise SliversAs Ward Sliver comes into play, choose a color. . All Slivers have protection...
Steelform Sliver (Foil) (M14) from Magic 2014, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Chase Stone Card Text:Sliver creatures you control get +0/+1.