Etherium Pteramander (MH3) from Modern Horizons 3, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Normal
• Artist: Kekai Kotaki
• Card Text:
  Flying
  Etherium Pteramander can block only creatures with flying.
  6B: Adapt 4. This ability costs 1 less to activate for each other artifact you control. (If this creature has no +1/+1 counters on it, put four +1/+1 counters on it.)