If an ability changes a cards creature types then it doesnt modify any land types, artifact types, or whatever else the card might have
Players can use auto battling during battle to have the computer help them in the battle
(Slang alert: a creature's size is often referred to in terms of how "fat" that creature is!) This is a bit too small to be a true fattie (4/4 or better is required to shop at the Big and Tall store), but considering the Troll's defensive capabilities coupled with the fact that he still has three power for three mana, he's a mighty fine creature
Wayfarer's Bauble further fixes your mana by fetching a basic land from your deck and putting it into play tapped, giving you a reasonably safe boost early in the game
Now, a new Link Monster makes it easier to assemble the Synchro Materials needed to Summon an Aesir monster, and this Decks Extra Deck also comes with more high-powered Level 10 Synchro Monsters, including the legendary Ascension Sky Dragon
However, a sale of either card would certainly push this card's market price through the roof