What makes a good card?
You say gem-knight, I say garnet
YOO IS THAT BOOK OF MOON AT THREE?
During either player's turn
"Check THIS out!"
100

Red-Eyes Dark Dragoon

"Dark Magician" + "Red-Eyes Black Dragon" or 1 Dragon Effect Monster

100

Ash

Ash Blossom & Joyous Spring

100

This card allows you to not only destroy your opponent's monsters, but yours as well

Dark Hole

100

This guy card changes the name of a card when your opponent declares a card by name

Engraver of the Mark

100

Dark Magician

The ultimate wizard in terms of attack and defense

200

Invoked Elysium

1 "Invoked" monster + 1 monster that was Special Summoned from the Extra Deck

200

Nib

Nibiru, The Primal Being

200

A high attack goat card with an easy summoning condition that you can use one of two effects.

Black Luster Solider Envoy of the beginning

200

This card apart of a tier 0 archetype can attach itself to an xyz monster you control

Zoodiac Whiptail

200

7 Colored Fish

A rare rainbow fish that has never been caught by mortal man

300

Number S0: Utopic ZEXAL

3 "Number" Xyz Monsters with the same Rank

300

TCABOO

There Can Be Only One

300

This card is known to "eat" an opponent's card and was commonly used with instant fusion

Thousand-Eyes Restrict

300

This card stops battle damage and deals 1000 damage to each player instead

Destiny Hero Dynatag

300

Gem-Knight Garnet

The Gem-knight Warrior who carries the Garnet Soul. His Flaming Iron Fist crushes all enemies

400

Supreme King Z-ARC

4 Dragon monsters (1 Fusion, 1 Synchro, 1 Xyz, and 1 Pendulum)

400

Gamma

PSY-Framegear Gamma

400

This card first used by Yami Yugi was known for its ability to pop a spell/trap

Breaker the Magical Warrior

400

This "c"ard summons itself when your opponent summons a monster and prevents them from xyz summoning

Flying "C"

400

Celtic Guardian

An elf who learned to wield a sword, he baffles enemies with lightning-swift attacks.

500

Shooting Quasar Dragon

1 Tuner Synchro Monster + 2 or more non-Tuner Synchro Monsters

500

Zeus

(Divine Arsenal AA-ZEUS Sky Thunder)

500

This card used to be able to deck out your opponent easily, but nowadays is only known for being listed on Agido the Ancient Sentinel

Exchange of the Spirit

500

This monster is seen as a last resort card that activates during the battle phase, but doesn't say quick effect or during either player's turn on the card, and destroys your opponent's monsters

Goddess of sweet revenge

500

PSY-Frame Driver

A Psychic soldier that rides into battle against the Security Forces on currents of lightning, using an autonomic amplifier called "PSY-Frame".