The full texts of these abilities are "At the beginning of the monarch's end step, that player draws a card" and "Whenever a creature deals combat damage to the monarch, its controller becomes the monarch." If the triggered ability that causes the monarch to draw a card goes on the stack and a different player becomes the monarch before that ability resolves, the first player will still draw the card
Exile matters, though
Maybe not an instant meta win but longer term expect to see this around
Tropical Island - $1050 Tropical Island is very exclusive and uncommon card
Letting players build a deck without limitations is like letting them choose what pieces to use in a chess game, incentivizing building an army of queens as weaker pieces become redundant
Reanimators: Anathemancer, Bloodsoaked Champion, Corpse Connoisseur, Hellspark Elemental, Hells Thunder, Mikaeus, the Unhallowed, Murderous Redcap, Puppeteer Clique, Rotting Rats, Scourge Devil Persist is really strong here, since Olivia can negate the -1/-1 counter those creatures get after dying