mtg companion cards rules Bear's - Khans of Tarkir #167 (English) How do companions work in

Arena lets you build the deck, but the companion mechanic doesnt work

When discussing mana in print, the convention is to use letters in order to reflect which symbols we are talking about when we aren't able to just use the symbols

Aspect of Mongoose Brilliant Halo Cessation Despondency Diabolic Servitude Eye of Nidhogg Fallen Ideal Fiery Mantle Fool's Demise Fortitude Giant Inheritance Glistening Oil Induced Amnesia Launch Rancor Sleeper's Guile Slogurk, the Overslime Slow Motion Sluggishness Spine of Ish Sah Spirit Loop Spreading Algae Twilight Shepherd Undying Rage Weatherseed Totem

Your opponent can choose the best creature

Allowing players to build decks around specific legendary creatures and use cards from across the game's history, the sky is the limit when it comes to deck construction

In the example shown, the card requires one green mana and one white mana