Zolgukoon, Jester of Torture

Whenever Zolgukoon, Dredge Monster deals damage to a player, that player discards a card.
Whenever a player discards a creature, put a +1/+1 counter on Zolgukoon, Jester of Torture.
If they discard a land, add {1}{u}{b} to your mana pool. Otherwise, put a 1/3 Aberration Horror creature tokens onto the battlefield. It has Fear and "Whenever this creature deals damage to a player, that player discards a card."