Place Where Time Collides

At the beginning of your upkeep, put a collision
counter on Place Where Time Collides.
At the beginning of each player's draw step, that
player draws an additional card for each collision
counter on Place Where Time Collides.
Whenever a player taps a land for mana, that
player adds one mana of any type that land could
produce for each collision counter on Place
Where Time Collides.