mtg bloomburrow red cards Dragonhawk, Fate's Tempest [Bloomburrow] target Mouse you control gains your choice of double strike or trample until end of turn Emberheart Challenger is a beater

Black removal spells pave the way for creatures like Gix, Yawgmoth Praetor, Phyrexian Fleshgorger, or Nethergoyf to get in

Since necroskitter says "when a creature with a -1/-1 goes to the graveyard, put it back in play under your control", the land is a creature that went to the graveyard

All creatures and planeswalkers are removed from combat (if the ability resolved in course of the combat phase)

She lowered her eyes

However, gaining access to the Monarch mechanic and both Black and Red cards positions her as a force to be reckoned with

You cant respond to the act of ending a turn, but you can respond to the spell or ability on the stack that has that effect