Basics
F-Rank Strength: 0-5,000 pounds
E-Rank Strength: 5,000-10,000 pounds
D-Rank Strength: 10,000-25,000 pounds
C-Rank Strength: 25,000-50,000 pounds
B-Rank Strength: 50,000-100,000 pounds
A-Rank Strength: 100,000-250,000 pounds
S-Rank Strength: 250,000-500,000 pounds
SS-Rank Strength: 500,000-1,000,000 pounds
SSS-Rank Strength: 1,000,000-10,000,000 pounds
SSSR-Rank Strength: 10,000,000-??? pounds
F-Rank Speed: 0-50 mph
E-Rank Speed: 50-250 mph
D-Rank Speed: 250-500 mph
C-Rank Speed: 500-1,000 mph
B-Rank Speed: 1,000-5,000 mph
A-Rank Speed: 5,000-10,000 mph
S-Rank Speed: 10,000-20,000 mph
SS-Rank Speed: 20,000-50,000 mph
SSS-Rank Speed: 50,000-100,000 mph
SSSR-Rank Speed: 100,000-??? mph
F-Rank Defense: 0-5,000 pounds
E-Rank Defense: 5,000-10,000 pounds
D-Rank Defense: 10,000-25,000 pounds
C-Rank Defense: 25,000-50,000 pounds
B-Rank Defense: 50,000-100,000 pounds
A-Rank Defense: 100,000-250,000 pounds
S-Rank Defense: 250,000-500,000 pounds
SS-Rank Defense: 500,000-1,000,000 pounds
SSS-Rank Defense: 1,000,000-10,000,000 pounds
SSSR-Rank Defense: 10,000,000-??? pounds
Stamina is tested between F-SSSR depending on how long someone can last in a special machine that ignores all other stats to test how long someone can last physically. At chapter 1 the MC can stand for about 24 seconds making his stamina F-Rank.
F-Rank Stamina: 0-60 seconds
E-Rank Stamina: 60 seconds - 10 minutes
D-Rank Stamina: - 10-30 minutes
C-Rank Stamina: 30 minutes-2 hours
B-Rank Stamina: 2-6 hours
A-Rank Stamina: 6-24 hours
S-Rank Stamina: 1-10 days
SS-Rank Stamina: 10-25 days
SSS-Rank Stamina: 25-100 days
SSSR-Rank Stamina: 100-??? days
Mana is tested between F-SSSR depending on how much mana they have when tested on a special machine. People can also learn how to read some ones mana. The more mana someone has the darker it will be, the heavier when used to pressure someone, thicker, and there will be more around someone. In chapter 1 MC can use a total of 9 F-Rank spells in a row if needed making him F-Rank in Mana.
F-Rank Mana: Is usually enough for 1-15 F-Rank spells or 1 E-Rank Spell
E-Rank Mana: Is usually enough for 1-20 E-Rank spells or 2 D-Rank Spells
D-Rank Mana: Is usually enough for 2-25 D-Rank spells or 2 C-Rank Spells
C-Rank Mana: Is usually enough for 2-40 C-Rank spells or 3 B-Rank Spells
B-Rank Mana: Is usually enough for 3-50 B-Rank spells or 2 A-Rank Spells
A-Rank Mana: Is usually enough for 2-50 A-Rank spells or 1 S-Rank Spell
S-Rank Mana: Is usually enough for 1-10 S-Rank spells
SS-Rank Mana: Is usually enough for 1-10 SS-Rank spells
SSS-Rank Mana: Is usually enough for 1-20 SSS-Rank spells
SSSR-Rank Mana: Is usually enough for 1-??? SSSR-Rank spells
Weekly Power Status
-- Power
Ranking 
-- Power
stone