---
name: "Theoretical Duplication"
mana_cost: "{2}{U}"
cmc: 3
type_line: "Instant"
colors: ["U"]
color_identity: ["U"]
keywords: []
set: "PRM"
set_name: "Magic Online Promos"
collector_number: "90050"
rarity: "rare"
artist: "Anna Christenson"
oracle_id: "efe7e212-5c91-42f0-9dff-591131b4f6d8"
canonical_url: "https://avascry.com/printing/theoretical-duplication-prm"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "not_legal"
  pioneer: "not_legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "not_legal"
  penny: "not_legal"
---

# Theoretical Duplication
- **Mana Cost:** `{2}{U}` (CMC: 3)
- **Type:** Instant

## Oracle Text
Whenever a nontoken creature an opponent controls enters this turn, create a token that's a copy of that creature.

## Top 4096-Dim Neural Synergies
1. [Elminster's Simulacrum](/printing/elminsters-simulacrum-clb.md) — Instant
2. [Extravagant Replication](/printing/extravagant-replication-pncc.md) — Enchantment
3. [Irenicus's Vile Duplication](/printing/irenicuss-vile-duplication-hbg.md) — Sorcery
4. [Welcome to Mini-apolis](/printing/welcome-to-mini-apolis-unk.md) — Enchantment
5. [Clone Legion](/printing/clone-legion-dtk.md) — Sorcery
6. [Cackling Counterpart](/printing/cackling-counterpart-mm3.md) — Instant

## Printing Details
- **Set:** Magic Online Promos (PRM) #90050
- **Rarity:** Rare
- **Artist:** Anna Christenson
- **Total Printings:** 24 across all historical editions

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