- Explosion Sign "Mega Flare"
Shoots a small sun that explodes, damaging and revealing an area around the explosion. Upgrade adds AoE and damage.
- Blazing Comet "Fixed Star"
Shoots a sunbomb that splits into four suns, which three of them will revolve around the point of the blast, damaging Cirno around it. Upgrade adds damage.
- Nuclear Sign "Creeping Sun"
Shoots a slowly moving sun that will shoot bullets out of it, revealing and damaging everything around it in a line. Upgrade adds damage, and the third upgrade turns it into a fast-moving laser.
- Nuclear Strike "Annihilation"
Sets a point, and after 6 seconds, shoots a death bomb that will damage Cirno for Max HP x 99% damage, and has small explosions that deal 300 damage each. Upgrade decreases cooldown and manacost.
- Nuclear Heat "Uncontainable Dive"
Charges to a point, dealing huge damage. But it reduces all mana and leaves you stuck in the Cirno's grounds, leaving you highly vulnerable. Upgrade adds damage and decreases manacost.
- "Hell's Tokamak"
Summons a ring of fire around the target point that shoots at the target point. The ring of fire hurts anyone around it, but a random point will convieniently open up for the Cirno to escape.
- Press Big Red Button
- Sprint "Baka Slide"
- Leap of Faith "Panic Dive"
Jumps, is invincible for a moment, but has a drawback of falling and being vulnerable for a few miliseconds after.
- Ice Sign "Cold Divinity"
Recovers full HP, but leaves you vulnerable for some seconds.
- Ice Sign "Icicle Fall"
Stuns the Okuu. Can temporarily stop the Okuu.
- Ice Sign "Perfect Freeze"
Freezes all the Okuu for 4 seconds, but also freezes self and reveals you while it is active. Good to save other Cirno.
- Freeze "Frozen Hell"
Creates an Ice Crystal in the point. The main mission of the Cirno is to build until the target number. Must only be built on special tiles (the tiles that resemble the ones in the centre of the map) and dark ice.