Like, wheres the sacrifice at end of turn requirement that we usually get on these Sneak Attack effects
Landing this Squirrel Hero alongside Nuka-Cola Vending Machine and Krark-Clan Ironworks, for example, sets you up to generate infinite colorless mana and infinite tapped Treasure tokens
Yes, you still need to crew the hasty vehicle, but recycling vehicles is a powerful thing in Magic, and this excellent vehicle commanders influence on the Pioneer and Explorer formats is evidence enough
If you can pump your armies up to 4/4s or greater or copy the Gorgoroth, the Army keeps replacing itself when it dies, resulting in infinite death trigger/infinite ETB combos
Thanks to Duskmourn: House of Horror Commander, you get Aminatou, Veil Piercer that makes miracles out of enchantments
Out of the bunch, Mana Tithe is probably the most famous