Vent Sentinel

Defender
{1}{R}, {T}: Vent Sentinel deals damage to target player or planeswalker equal to the number of creatures you control with defender.

Saruli Caretaker

Defender
{T}, Tap an untapped creature you control: Add one mana of any color.

Defender (This creature can't attack.)
{2}, {T}, Sacrifice a creature with defender: Draw a card.

As long as Kaervek's Torch is on the stack, spells that target it cost {2} more to cast.
Kaervek's Torch deals X damage to any target.

Defender
{T}: Add {G} for each creature you control with defender.

Defender
{T}: Add X mana in any combination of colors, where X is the number of creatures you control with defender.

Defender
Put a -0/-1 counter on Wall of Roots: Add {G}. Activate only once each turn.

Defender (This creature can't attack.)
{T}: Add {G}.

Rolling Thunder deals X damage divided as you choose among any number of targets.

Defender
Landfall — Whenever a land you control enters, you gain 1 life.

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {R} or {G}.