Add Tide Skimmer

lib/magic/cards/tide_skimmer.rb

@@ -0,0 +1,26 @@
+module Magic
+  module Cards
+    class TideSkimmer < Creature
+      card_name "Tide Skimmer"
+      cost "{3}{U}"
+      creature_type "Drake"
+      keywords :flying
+
+      class AttackerTrigger < TriggeredAbility
+        def should_perform?
+          game.current_turn.active_player == controller && game.current_turn.attacks.count >= 2
+        end
+
+        def call
+          actor.trigger_effect(:draw_cards)
+        end
+      end
+
+      def event_handlers
+        {
+          Events::FinalAttackersDeclared => AttackerTrigger
+        }
+      end
+    end
+  end
+end

lib/magic/effects/draw_cards.rb

@@ -15,7 +15,6 @@ def inspect
 
       def resolve!
         number_to_draw.times do
-
           player.draw!
         end
       end

lib/magic/player.rb

@@ -198,6 +198,7 @@ def shuffle!
     def mill(amount)
       amount.times do
         card = library.mill
+        card.move_to_graveyard!
         game.notify!(
           Events::CardMilled.new(
             player: self,

lib/magic/stack/choices.rb

@@ -2,8 +2,7 @@ module Magic
   class Stack
     class Choices < SimpleDelegator
       def add(choice)
-
-        self << choice
+        unshift(choice)
       end
     end
   end

spec/cards/tide_skimmer_spec.rb

@@ -0,0 +1,45 @@
+require "spec_helper"
+
+RSpec.describe Magic::Cards::TideSkimmer do
+  include_context "two player game"
+
+  let!(:tide_skimmer) { ResolvePermanent("Tide Skimmer") }
+
+  before do
+    skip_to_combat!
+  end
+
+  it "does not draw a card" do
+    expect(p1).not_to receive(:draw!)
+
+    current_turn.declare_attackers!
+
+    p1.declare_attacker(
+      attacker: tide_skimmer,
+      target: p2
+    )
+
+    current_turn.attackers_declared!
+  end
+
+  context "when there's another flying creature" do
+    let!(:concordia_pegasus) { ResolvePermanent("Concordia Pegasus") }
+
+    it "draws a card" do
+      expect(p1).to receive(:draw!).once
+      current_turn.declare_attackers!
+
+      p1.declare_attacker(
+        attacker: tide_skimmer,
+        target: p2
+      )
+
+      p1.declare_attacker(
+        attacker: concordia_pegasus,
+        target: p2
+      )
+
+      current_turn.attackers_declared!
+    end
+  end
+end