Commands

1. OP Coal:
Only In A Command Block
/give @p minecraft:coal 1 0 {AttributeModifiers:[{AttributeName:"generic.maxHealth",Name:"generic.maxHealth",Amount:60,Operation:2,UUIDLeast:196325,UUIDMost:427961},{AttributeName:"generic.knockbackResistance",Name:"generic.knockbackResistance",Amount:100,Operation:0,UUIDLeast:154351,UUIDMost:912492},{AttributeName:"generic.movementSpeed",Name:"generic.movementSpeed",Amount:1,Operation:0,UUIDLeast:123334,UUIDMost:470579},{AttributeName:"generic.attackDamage",Name:"generic.attackDamage",Amount:100,Operation:0,UUIDLeast:760869,UUIDMost:753763},{AttributeName:"generic.armor",Name:"generic.armor",Amount:20,Operation:0,UUIDLeast:177183,UUIDMost:505669},{AttributeName:"generic.attackSpeed",Name:"generic.attackSpeed",Amount:100,Operation:0,UUIDLeast:60606,UUIDMost:307161},{AttributeName:"generic.luck",Name:"generic.luck",Amount:100,Operation:0,UUIDLeast:682207,UUIDMost:558890},{AttributeName:"generic.armorToughness",Name:"generic.armorToughness",Amount:100,Operation:0,UUIDLeast:2405,UUIDMost:358188}],display:{Name:"OP Coal"}}

2. Super Chestplate:
Only In A Command Block
/give @p minecraft:diamond_chestplate 1 0 {Unbreakable:1,display:{Name:"Super Chestplate"},ench:[{id:0,lvl:1000000},{id:1,lvl:1000000},{id:3,lvl:1000000},{id:4,lvl:1000000},{id:7,lvl:1000000}]}

3. Knockback Stick
/give @p minecraft:stick 1 0 {display:{Name:"Knockback Stick"},ench:[{id:19,lvl:25}]}

4. Fire
/give @p minecraft:blaze_powder 1 0 {display:{Name:"Fire"},ench:[{id:20,lvl:25}]}

5. Killer Star:
/give @p minecraft:nether_star 1 0 {display:{Name:"Killer Star"},ench:[{id:16,lvl:1000}]}