Even if youre not getting back three haymakers youre still able to get three creatures for six mana total, on an effect that cant really be interacted with with single target graveyard removal they need to nuke your graveyard before the spell resolves
Simply cast the combo, activate Sinkhole , skip your opponents turn, and if you happen to have Rescue , repeat the combo again
This is a hugely helpful tool in Emeralds already powerful arsenal, enabling characters to add extra Uninkable cards into their deck and avoid getting stuck more easily without Ink
Valuable set, but mostly reprints
Insert Reliquary Tower to keep from discarding all those cards
As always, in MTG sets that are not purely designed for Modern play, the cards we get for it might be either strictly better upgrades of already existing cards or new enablers/payoffs for existing archetypes