You must pay all costs and follow all timing rules for cards played from the top of your library this way
Other evergreen keywords include trample, flying, and deathtouch
Sevinne offers an interesting build around as he supports not only flashback, but also aftermath, retrace, and jump-start to really carve out a graveyard spells-matter archetype, leagues clearer than before
When taking an additional combat phase you go through all of the normal steps in a combat phase: Beginning, Declaring attackers, Declaring blockers, Combat damage, and End of combat
However, Dread Return makes so many things possible
Sacrifice for Profit Okay, so well want lots of ways to sacrifice creatures