威厳スリヴァー (Regal Sliver) (ja)
Creature - Sliver
| Power/Toughness:
3 / 3
(CMC 4)
Sliver creatures you control have "When this creature enters the battlefield, Slivers you control get +1/+1 until end of turn if you're the monarch. Otherwise, you become the monarch."
- [CMM] Commander Masters #724 (R)