Lifelink Whenever you cycle another card, you may pay {1}{W}. If you do, return Benalish Partisan from your graveyard to the battlefield tapped and it perpetually gets +1/+0. Cycling {1}{W}
Benevolent Hydra enters the battlefield with X +1/+1 counters on it. If one or more +1/+1 counters would be put on another creature you control, that many plus one +1/+1 counters are put on it instead. {T}, Remove a +1/+1 counter from Benevolent Hydra: Put a +1/+1 counter on another target creature you control.
When Berg Strider enters the battlefield, tap target artifact or creature an opponent controls. If {S} was spent to cast this spell, that permanent doesn't untap during its controller's next untap step.
When Biblioplex Kraken enters the battlefield, scry 3. Whenever Biblioplex Kraken attacks, you may return another creature you control to its owner's hand. If you do, Biblioplex Kraken can't be blocked this turn.
Whenever a creature dies, put a charge counter on Black Market. At the beginning of your precombat main phase, add {B} for each charge counter on Black Market.
Hellbent — As long as you have no cards in hand, Sliver creatures you control have "{T}: This creature deals 1 damage to target player or planeswalker."
Target creature you control gets +2/+0 and gains lifelink until end of turn. When that creature dies this turn, create a 1/1 white Spirit creature token with flying.
Prevent all noncombat damage that would be dealt to you and creatures you control. Whenever a nontoken creature enters the battlefield under your control, create a 2/2 white Unicorn creature token.