2018-07-13 : Once Brawl-Bash Ogre’s triggered ability begins to resolve, no player may take actions until it’s done. Notably, players can’t try to deal damage to Brawl-Bash Ogre after you’ve sacrificed a creature but before it gets +2/+2.

2018-07-13 : While resolving the triggered ability of Brawl-Bash Ogre, you can’t sacrifice multiple creatures to give it +2/+2 more than once.