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Fire · Blast

Ruby Blast

An explosion that damages multiple enemies. Touch the desired center point.

Disparo rubí

Spell scene

Choose the units and replay the cast with the cartridge’s sprites and sounds.

Loading scene…

Spell drawing

Ruby Blast

Rune 1 of 2

Uses this in battle: Christiva.

Illustrative reconstruction: frames, palettes and effect timings come from the ROM. Part placement and drawing speed are choices of this viewer.

Outcome and status application are selected for the demonstration; they are not a battle roll.

How to cast it

Draw these runes in order, each in one stroke, while holding L.

  1. Fire II
  2. Fire I

MP cost

It goes down as Isaac’s level in each rune’s element rises.

Element level1–1011–2021–3031–4041–50
MP4037353230

Aim

Tap a point. Touch a point inside the range; the area has a fixed size.

Affects: Enemies

What it does

Power
729
Cast range
100 px
Radius
55 px
Hits after
0.02 s · 1 ticks

Power at cast

Before the target’s element and defenses. Each value is the game’s own formula.

Power:

Similar spells

The 6 spells that run on the same game code as this one. Only what changes between them is shown.

SpellsTraitsMP (level 1–10)Cast rangeDurationHits afterRadiusPowerRunesStatus chanceStatus lastsStatusStatus strengthAim
Explosion—2050 px0 s0.02 s45 px4861————Tap a point
Ruby Blast—40100 px0 s0.02 s55 px7292————Tap a point
Fiery Blast—60130 px0 s0.35 s65 px7692————Tap a point
Hell Blast—75160 px1 s1.32 s80 px8912————Tap a point
Crisp Up—85100 px0 s0.02 s50 px4692100 %20 sBurn45Tap a unit
Final FireKnocks down100180 px0.1 s2.48 s85 px1,1303————Tap a point
All spell families

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