mtg zombie card draw Zombies' plus one plus one ability clarification Create three 2/2 black Zombie creature tokens Selhoff Entomber [Innistrad: Crimson Vow]

You still need to pay the mana cost for them, which is a bummer

Conduit of Storms 2R Creature Werewolf Horror 2/3 Whenever Conduit of Storms attacks, add R to your mana pool at the beginning of your next main phase this turn

Illustrated by: Kuregure Not Legal Traditional Standard Not Legal Traditional Alchemy Not Legal Traditional Explorer Banned Traditional Historic Rulings 2017-11-17 If a discarded card isnt put into your graveyard (due to an effect such as that of Obstinate Baloth) or leaves your graveyard (perhaps because another effect returned it to your hand), it wont be exiled

However, like Planeswalkers, there is a caveat to this