
Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)
{2}{R}{W}: This creature gets +1/+1 until end of turn.
Boros Challenger has 4 printings, first in Guilds of Ravnica (2018). EDHREC ranks it #19,949 among Commander cards. It appears most in Aurelia, Exemplar of Justice decks (257 on EDHREC). It has 3 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.