mtg cards like insurrection - #1 Ultimate Proxy Untap all creatures and gain control of them until end of turn Insurrection (Card) | EDHREC

Combat tricks are a great example of instants in action

Everyone would be talking about how it was clearly the best card in the set, but itd be boring

Neera, Wild Mage makes it so that you can do that each turn

Trying to find Commander on MTGA

These abilities can only be used at Sorcery speed, but because the active player gets priority after a card enters the battlefield - you're pretty much guaranteed to be able to use of them before anyone can stop you

What also exists is an urban legend of players tearing their copies of Chaos Orb into multiple pieces and throwing them all around on the table, and each piece of the card would count as the card