Horn of Plenty 
Artifact
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.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL
Artifact
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.