戦争の最高潮 (Crescendo of War) (ja)
Enchantment
(CMC 4)
At the beginning of each upkeep, put a strife counter on Crescendo of War.
Attacking creatures get +1/+0 for each strife counter on Crescendo of War.
Blocking creatures you control get +1/+0 for each strife counter on Crescendo of War.
- [CMD] Commander 2011 #12 (R)