Parallax Nexus (63) [Nemesis]

Fading 5 (This enchantment enters with five fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.) Remove a fade counter from this enchantment: Target opponent exiles a card from their hand. Activate only as a sorcery. When this enchantment leaves the battlefield, each player returns to their hand all cards they own exiled with it.