They might not be a meaningfully supported archetype in most sets, but you still find them, often as a boon for doing something simple like triggering heroic on Phalanx Leader, to juicing up a card like Ancient Animus, or just to make an aggressive deck more viable
Warlord's Axe This is an uncommon
Regardless if you are looking for the top 30 or the top 10 most expensive Pokmon cards, the 1st editions will always be included
(It's an artifact with ", , Discard a card, Sacrifice this artifact: Draw a card.") : Each opponent loses 2 life and you gain 2 life
The first is that his +1 does nothing to protect him against haste creatures, or untapped creatures he can't Bolt down, or say, something as uncommon as more than one creature
My absolute favorite card in this sideboard, however, is Sky Tether