Thick-Skinned Goblin

Creature - Goblin Shaman 2/1, 1R (2)
You may pay {0} rather than pay the echo cost for permanents you control.
{R}: Thick-Skinned Goblin gains protection from red until end of turn.¹
The shaman of the tribe is responsible for keeping track of all its treasures, including angry pets and cursed lamps of fiery doom.
Illus. Ralph Horsley

Gatherer Card Rulings [Nov 2009]

• 9/25/2006: When an echo ability you control resolves, you have three options: pay the echo cost, pay {0}, or sacrifice the permanent.

Format Legality	Legal in Vintage, Legacy, Extended Banned in Standard
Printings (1/9)	Time Spiral (Uncommon)