Cheapest priced copy (Invasion): $0.35 at Card Kingdom, near mint, their price list as of .
Wayfaring Giant 
Creature — Giant · 1/3 · Uncommon · Invasion · #44
Domain — This creature gets +1/+1 for each basic land type among lands you control.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
1 printing · $0.35 to $1.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Invasion | 44 | Uncommon | $0.35 | $1.49 |
2 rulings from Wizards of the Coast
- 18 June 2021Domain abilities count the number of basic land types among lands you control, not how many lands you control or how many of any type.
- 18 June 2021The basic land types are Plains, Island, Swamp, Mountain, and Forest. Land types other than basic land types (such as Desert) don't contribute to domain abilities.