elder brain mtg card [573] [Extended Art] [Commander Legends: Battle for Baldur's Gate] [Foil] – Face to Face Games you may spend mana as though it were mana of any color to cast it. MTGNexus - Elder Brain

Its an aggressive aura that can push a lot of damage through before it's permanently removed as one of the cheaper bestow cards

It doesn't generate mana, create mana-producing tokens, or search your deck for any lands

You also need to be mindful of when Kaalia actually matters

Usually, you want to try and buff creatures and activate their abilities early on while you wait for Zenith Flare to be a one-hit win

Mazirek, Kraul Death Priest Mazireks design in MTG is flavorful and evocative, reflecting the insectoid culture of the Kraul on the plane of Ravnica

Its the same as the rules for turning a Morph or Disguise creature face-up: any effects which trigger from unlocking the door WILL use the stack and allow opponents to respond as normal, so this ends up sounding scarier than it is in practice