app/cards/empires/landmarks/colonnade.js
Colonnade = class Colonnade extends Landmark {
buy_event(buyer, colonnade) {
let colonnade_stack = _.find(buyer.game.landmarks, (card) => {
return card.name === 'Colonnade'
})
let victory_tokens = Math.min(2, colonnade_stack.victory_tokens)
colonnade_stack.victory_tokens -= victory_tokens
let victory_token_gainer = new VictoryTokenGainer(buyer.game, buyer.player_cards, colonnade)
victory_token_gainer.gain(victory_tokens)
}
}