The Disruptor

Hexproof
You may cast spells as if they had flash
At the beginning of each upkeep, tap The Disruptor.
Whenever a player casts a spell, if The Disruptor
is tapped, counter it unless its controller taps two
untapped lands they control
{0}: Untap The Disruptor. Any player may activate
this ability if it is not their turn.