Cackling Witch

, , Discard a card: Target creature gets +X/+0 until end of turn.

Horn of Plenty

Whenever a player casts a spell, they may pay . If the player does, they draw a card at the beginning of the next end step.

Cackling Fiend

When Cackling Fiend enters the battlefield, each opponent discards a card.

Grafted Skullcap

At the beginning of your draw step, draw an additional card.
At the beginning of your end step, discard your hand.