white counter cards mtg Mono-White Counters (Commander / EDH Deck) Cleanse - White Counterspell :

Afterlife 2 (When this creature dies, create two 1/1 white and black Spirit creature tokens with flying.) Creature - Angel Color tag templates(None) Sister Repentia Martyrdom When this creature dies, you gain 2 life and draw two cards

5: Exchange control of target artifact or creature you control and target creature an opponent controls with power 3 or less

Instant Color tag templates(None) Viridian Corrupter Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) When this creature enters, destroy target artifact

Be flexible with the price

Goad also works here, as well as incentivizing players to attack others