yugioh duelist kingdom decks Speed Duel: Trials of the YU-GI-OH! - Duelist Kingdom -

6 Empoleon Lv.X (Diamond & Pearl 120/130) Lv.X Empoleon depicts the penguin-like Starter evolution cutting through water in a blur of motion

This becomes increasingly better as the number of opponents increases, and a little Sensei's Divining Top trickery can go a long way to secure a big follow-up like Combustible Gearhulk

You tell Yugi this

The reliability, mana upside, and card draw upside make Herd Heirloom a great card for green creature decks

As stated previously, Link Monsters have no DEF, so they cannot gain DEF by other cards effects, however some cards that make monsters gain ATK as well as DEF are allowed to be used on Link Monsters, such as United We Stand

For Grass decks, go with this Promo for sure