That's Abeyance in a nutshell: great for letting you get your own combos off while getting you through your deck, not so good when your opponent can still cast Viashino Sandstalker and attack you that turn
Then, get caught up in more electrifying fun with acrylic standees, a colorful photo sticker, and a handful of Pokmon TCG booster packs
Anyway, the combo of flash, flying, and vigilance on the front end while also giving your team indestructible for the turn is awesome on a 5-drop 4/4
If an ability targets something controlled by the "defending player" of an attacking creature and the defending player for that creature changes before that ability resolves, the ability won't resolve because its target has become illegal
Animate re-enters the battlefield through Worldgorgers LTB ability, which then reanimates the dragon