Social Media Frenzy

This card is only legal as an Event Deck Card
All creatures must attack or block each turn if able
and have trample and reach.
When a creature deals damage to a player or
planeswalker and does not die, it phases out
until it's controllers next upkeep.
Creatures that die are exiled.
If no creatures are in play, replace Social
Media Frenzy with the top card of the
Event Deck.