Upgrade (Reboot) vs Ike: who would win?

Upgrade (Reboot) favored — Slight edge (~55%)

Upgrade (Reboot) · Ben 10 · Base

Tier

HIGH 6-A

Attack Potency

Multi-Continent Level

Speed

Relativistic

Durability

Multi-Continent Level

Ike · Fire Emblem · With the Goddess Yune's Powers

Tier

HIGH 6-A

Attack Potency

Multi-Continent Level

Speed

Massively Hypersonic

Durability

Multi-Continent Level

A heuristic estimate from normalized VS Battles Wiki stats: tier, attack potency, speed and durability.