I am looking for help with reviewing sets and/or maintaining Lore Seeker and the Big Custom Box. If you're interested, please contact me in #general in the Custom Standard Discord. —Fenhl
Untap all creatures. After this phase, there is an additional combat phase followed by an additional main phase. During that combat phase you choose which creatures block and how those creatures block.
2018-05-12
If you use an effect like Impromptu Performance to cast Thrill of Battle during an end or cleanup step, an additional cleanup step is added after the extra main phase.