マイアの試作品/Myr Prototype

Artifact Creature - Myr
At the beginning of your upkeep, put a +1/+1 counter on Myr Prototype. <CR>
Myr Prototype can't attack or block unless you pay {1} for each +1/+1 counter on it. (This cost is paid as attackers or blockers are declared.)

Artifact Creature - Myr
At the beginning of your upkeep, put a +1/+1 counter on Myr Prototype. <CR>
Myr Prototype can't attack or block unless you pay {1} for each +1/+1 counter on it.