CS Major

When this enchantment enters the battlefield, Each player chooses a creature they control, and gives
it to the person on their left.
Level 2 | {1}{u}{r}
Each creature that each player controls but does
not own has "At the beginning of your upkeep, sacrifice another permanent you control."
Level 3 | {5}{r}{u}
When this becomes level 3, choose target player.
That player gains control of all creatures.