mtg whenever a player discards a card How to Play Discard Spells in Ruling on a card :

Super solid list all around here

1 The Phasing of Zhalfir

The other notable one is Hostile Hostel, which can transform into Creeping Inn, a 3/7 horror construct that exiles a creature card from a graveyard when it attacks, before each opponent loses X life and you gain X life, with X being the number of creatures it has exiled

That doesnt mean you shouldnt use the card to create a chaos effect or a group hug effect, and try to figure out how to apply this better to your advantage

Indestructible Aura by Mark Poole Indestructible Aura | Illustration by Mark Poole This cards art is more baffling than its bad per se

Artifact Color tag templates(None) Helm of the Host At the beginning of combat on your turn, create a token that's a copy of equipped creature, except the token isn't legendary