---
name: "Hydro-Man, Fluid Felon"
mana_cost: "{U}{U}"
cmc: 2
type_line: "Legendary Creature — Elemental Villain"
colors: []
color_identity: ["U"]
keywords: []
set: "OM1"
set_name: "Through the Omenpaths"
collector_number: "27"
rarity: "rare"
artist: "Borja Pindado"
oracle_id: "a93a8edf-2879-4cae-b3b9-b46298270823"
canonical_url: "https://avascry.com/printing/hydro-man-fluid-felon-om1"
legalities:
  commander: "legal"
  standard: "legal"
  modern: "legal"
  pioneer: "legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "not_legal"
  penny: "not_legal"
---

# Hydro-Man, Fluid Felon
- **Mana Cost:** `{U}{U}` (CMC: 2)
- **Type:** Legendary Creature — Elemental Villain

## Oracle Text
Whenever you cast a blue spell, if Hydro-Man is a creature, he gets +1/+1 until end of turn.
At the beginning of your end step, untap Hydro-Man. Until your next turn, he becomes a land and gains "{T}: Add {U}." (He's not a creature during that time.)

## Top 4096-Dim Neural Synergies
1. [Hydro-Channeler](/printing/hydro-channeler-sos.md) — Creature — Merfolk Wizard
2. [Water Servant](/printing/water-servant-mm2.md) — Creature — Elemental
3. [Watercourser](/printing/watercourser-bbd.md) — Creature — Elemental
4. [Hydroform](/printing/hydroform-gtc.md) — Instant
5. [Deep Water](/printing/deep-water-drk.md) — Enchantment
6. [Noyan Dar, Roil Shaper](/printing/noyan-dar-roil-shaper-bfz.md) — Legendary Creature — Merfolk Ally

## Printing Details
- **Set:** Through the Omenpaths (OM1) #27
- **Rarity:** Rare
- **Artist:** Borja Pindado
- **Total Printings:** 4 across all historical editions

## Format Legalities
Commander: `legal` | Standard: `legal` | Modern: `legal` | Pioneer: `legal` | Legacy: `legal` | Vintage: `legal` | Pauper: `not_legal` | Penny: `not_legal`

## Official Rulings
- *(2025-09-19)* After the triggered ability resolves during your end step, however, you may tap him for {U}, even if he entered the battlefield this turn.
- *(2025-09-19)* The effect of Hydro-Man's last ability ends as your turn begins. There is no opportunity to tap Hydro-Man for {U} once your turn has started.