08.12.2015 00:31
Slime is a basic hero related to sacrifice option. There are 4 types of this hero: Slime (5 green shards cost), Crystal Ooze (30 green shards), Gelatinous Champion (150 green shards), and Master Slime (750 green shards). You can sacrifice any of them to increase the level of primary talent for other heroes.
Tap on your Heroes Altar (see on pic 1) → Hire with Shards (see on pic 2) → select a hero (see on pic 3). Buy your slime and shut down this window. Then tap on Heroes Altar → Enter → choose your hero (see on pic 4) → press on Earn Skill EXP button (see on pic 5) → choose your slime from the Hero tab and push on Consume button (see on pic 6).