Mogg Raider

Sacrifice a Goblin: Target creature gets +1/+1 until end of turn.

Wasteland

{T}: Add {C}.
{T}, Sacrifice Wasteland: Destroy target nonbasic land.

Rathi Dragon

Flying (This creature can't be blocked except by creatures with flying or reach.)
When Rathi Dragon enters, sacrifice it unless you sacrifice two Mountains.

Mountain

Stone Rain

Kindle

Kindle deals X damage to any target, where X is 2 plus the number of cards named Kindle in all graveyards.

Torture Chamber

At the beginning of your upkeep, put a pain counter on Torture Chamber.
At the beginning of your end step, Torture Chamber deals damage to you equal to the number of pain counters on it.
{1}, {T}, Remove all pain counters from Torture Chamber: It deals damage to target creature equal to the number of pain counters removed this way.

Canyon Wildcat

Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.)

Jackal Pup

Whenever Jackal Pup is dealt damage, it deals that much damage to you.

Cursed Scroll

{3}, {T}: Choose a card name, then reveal a card at random from your hand. If that card has the chosen name, Cursed Scroll deals 2 damage to any target.