Burning Earth

Whenever a player taps a nonbasic land for mana, Burning Earth deals 1 damage to that player.

War's Toll

Whenever an opponent taps a land for mana, tap all lands that player controls.
If a creature an opponent controls attacks, all creatures that opponent controls attack if able.

Price of Glory

Whenever a player taps a land for mana, if it's not that player's turn, destroy that land.

Manabarbs

Whenever a player taps a land for mana, Manabarbs deals 1 damage to that player.

Piracy

Until end of turn, you may tap lands you don't control for mana. Spend this mana only to cast spells.

Overabundance

Whenever a player taps a land for mana, that player adds one mana of any type that land produced, and Overabundance deals 1 damage to the player.

Citadel of Pain

At the beginning of each player's end step, Citadel of Pain deals X damage to that player, where X is the number of untapped lands they control.

Scald

Whenever a player taps an Island for mana, Scald deals 1 damage to that player.

Power Surge

At the beginning of each player's upkeep, Power Surge deals X damage to that player, where X is the number of untapped lands they controlled at the beginning of this turn.

Gulf Squid

When Gulf Squid enters, tap all lands target player controls.

Tectonic Instability

Whenever a land enters, tap all lands its controller controls.

Mana Short

Tap all lands target player controls and that player loses all unspent mana.

Drain Power

Target player activates a mana ability of each land they control. Then that player loses all unspent mana and you add the mana lost this way.

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