Mountain

Weaselback Redcap

{1}{R}: Weaselback Redcap gets +2/+0 until end of turn.

{T}: Create X 1/1 red Goblin creature tokens, where X is the number of Goblins you control.

When Subterranean Scout enters, target creature with power 2 or less can't be blocked this turn.

Flying
Battle Squadron's power and toughness are each equal to the number of creatures you control.

Create three 1/1 red Goblin creature tokens.

Thriving Bluff enters tapped. As it enters, choose a color other than red.
{T}: Add {R} or one mana of the chosen color.

When Goblin Researcher enters, exile the top card of your library. During any turn you attacked with Goblin Researcher, you may play that card.

Creatures you control get +2/+0 until end of turn.

As an additional cost to cast this spell, sacrifice a Goblin.
Goblin Grenade deals 5 damage to any target.

When this creature enters, it deals damage to target creature an opponent controls equal to the number of Goblins you control.