Ertha Jo, Frontier Mentor
When Ertha Jo enters, create a 1/1 red Mercenary creature token with "{T}: Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery." Whenever you activate an ability that targets a creature or player, copy that ability. You may choose new targets for the copy.
About Ertha Jo in Brawl
Ertha Jo, Frontier Mentor is a Red/White legendary creature legal as a commander in MTG Arena Historic Brawl. With Kiln you can forge a complete, rules-legal 100-card deck around Ertha Jo in one click, balanced on mana curve and organized by role (ramp, card draw, removal, threats), with every card verified against the real Arena pool so nothing illegal or made-up slips in.
New to the format? Read how to build a Brawl deck.
Frequently asked questions
What color identity is Ertha Jo, Frontier Mentor?
Ertha Jo, Frontier Mentor's color identity is Red/White. Every card in its Brawl deck must fall within that identity.
Is Ertha Jo, Frontier Mentor legal as a Brawl commander?
Yes, Ertha Jo, Frontier Mentor is a legendary creature legal to command in MTG Arena Historic Brawl.
How many cards are in a Ertha Jo Brawl deck?
Exactly 100: Ertha Jo, Frontier Mentor as the commander plus 99 different singleton cards within its color identity.