Human/Monster ranking

[Tier 1]/[1 Star]

[Tier 2]/[2 Star]

[Tier 3]/[3 Star]

[Tier 4]/[4 Star]

[Tier 5]/[5 Star]

]Tier 6]/[6 Star]

]Tier 7/[7 Star]

[???]/[???]

Card/Talent/Skill ranking

Common (white-crystal card)

Uncommon (Blue-crystal card)

Rare (Green-crystal card)

Unique (Yellow-crystal card)

Epic (Orange-crystal card)

Legendary (Red-crystal card)

Mythical (Black-crystal card).

Grades

Basic

Intermediate

Advanced

Superior

Top-tier